156944968900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{1487}}^1$

素因数の和:2054

約数の個数: 144

約数和(自身を含む): 359731975680

約数和(自身を除く): 202787006780

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 109, 115, 218, 230, 421, 436, 460, 545, 575, 842, 1090, 1150, 1487, 1684, 2105, 2180, 2300, 2507, 2725, 2974, 4210, 5014, 5450, 5948, 7435, 8420, 9683, 10028, 10525, 10900, 12535, 14870, 19366, 21050, 25070, 29740, 34201, 37175, 38732, 42100, 45889, 48415, 50140, 62675, 68402, 74350, 91778, 96830, 125350, 136804, 148700, 162083, 171005, 183556, 193660, 229445, 242075, 250700, 324166, 342010, 458890, 484150, 626027, 648332, 684020, 810415, 855025, 917780, 968300, 1055447, 1147225, 1252054, 1620830, 1710050, 2110894, 2294450, 2504108, 3130135, 3241660, 3420100, 3727909, 4052075, 4221788, 4588900, 5277235, 6260270, 7455818, 8104150, 10554470, 12520540, 14398621, 14911636, 15650675, 16208300, 18639545, 21108940, 26386175, 28797242, 31301350, 37279090, 52772350, 57594484, 62602700, 68236943, 71993105, 74558180, 93197725, 105544700, 136473886, 143986210, 186395450, 272947772, 287972420, 341184715, 359965525, 372790900, 682369430, 719931050, 1364738860, 1439862100, 1569449689, 1705923575, 3138899378, 3411847150, 6277798756, 6823694300, 7847248445, 15694496890, 31388993780, 39236242225, 78472484450, 156944968900]

約数ペア:

[(1, 156944968900), (2, 78472484450), (4, 39236242225), (5, 31388993780), (10, 15694496890), (20, 7847248445), (23, 6823694300), (25, 6277798756), (46, 3411847150), (50, 3138899378), (92, 1705923575), (100, 1569449689), (109, 1439862100), (115, 1364738860), (218, 719931050), (230, 682369430), (421, 372790900), (436, 359965525), (460, 341184715), (545, 287972420), (575, 272947772), (842, 186395450), (1090, 143986210), (1150, 136473886), (1487, 105544700), (1684, 93197725), (2105, 74558180), (2180, 71993105), (2300, 68236943), (2507, 62602700), (2725, 57594484), (2974, 52772350), (4210, 37279090), (5014, 31301350), (5450, 28797242), (5948, 26386175), (7435, 21108940), (8420, 18639545), (9683, 16208300), (10028, 15650675), (10525, 14911636), (10900, 14398621), (12535, 12520540), (14870, 10554470), (19366, 8104150), (21050, 7455818), (25070, 6260270), (29740, 5277235), (34201, 4588900), (37175, 4221788), (38732, 4052075), (42100, 3727909), (45889, 3420100), (48415, 3241660), (50140, 3130135), (62675, 2504108), (68402, 2294450), (74350, 2110894), (91778, 1710050), (96830, 1620830), (125350, 1252054), (136804, 1147225), (148700, 1055447), (162083, 968300), (171005, 917780), (183556, 855025), (193660, 810415), (229445, 684020), (242075, 648332), (250700, 626027), (324166, 484150), (342010, 458890)]